Maybe it would remind them that not everything underground belonged to them. He waited until the lights over the valley dimmed and the workers’ voices vanished. The night was still, the sky a thin wash of gray-blue, and the only sound was the crunch of gravel under his boots.
He carried a small shovel and a pocketful of brass. When he reached the construction site, he stood for a long moment at the edge of the churned dirt where they were planning to pour foundations the next morning.